Pq 20 Unfused Prints; Pq 21 Wrinkle - Xerox 8825 Service Manual

PQ 20 Unfused Prints

Table 1 Unfused Prints Symptom / Check
Symptom/ check Probable Cause
Characters and image are
easily rubbed off a print.
1. Damp media
2. Incorrect fuser temperature 2. Adjust the fuser tempera-
3. Incorrect fuser pressure
4. Defective heat roll
5. Fabric Guide.
8825/8830 Printer

PQ 21 Wrinkle

Corrective Action Symptom/ check
This is damage that is proba-
bly caused by the fuser sub-
system. This is a severe case
1A. Refer to BSD 7.1 and
of creases that runs in the
BSD 7.3 to check for correct
direction of media travel.
operation of the Paper heat-
ers.
1B. Ensure that the Customer
is storing the media correctly.
ture ( ADJ 10.1).
3. Check pressure plates for
damage or deformation ( REP
8.5).
4. Replace the Heat Roll (
REP 10.2)
5. Ensure Fabric Guide is
installed correctly ( REP 8.9).
01/02
3-19
Table 1 Wrinkle Symptom / Check
Probable Cause Corrective Action
1. Damp media 1A. Refer to
BSD 7.3
operation of the Paper heat-
ers.
1B. Ensure that the Customer
is storing the media correctly.
2. Damaged or contaminated 2. Clean / replace the pinch
pinch rolls rolls (
3. Damaged or contaminated 3. Clean / replace the Heat
heat roll Roll (
4. Incorrect fuser contact 4. Check the Pressure Plates
pressure ( REP
REP 8.9) for damage.
5. Incorrect fuser temperature 5. Adjust Fuser Temperature (
ADJ 10.1).
6. Registration Rolls mis- 6.
aligned. required (
BSD 7.1 and
to check for correct
REP 7.3).
REP 10.2).
8.5) and Fabric Guide (
Replace the rolls as
PL 8.2).
Print Quality
PQ 20, PQ 21